package com.sky.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

@Mapper
public interface ShoppingCartMapper extends BaseMapper<ShoppingCart> {

        List<ShoppingCart> select(ShoppingCart shoppingCart);

        @Delete("delete from shopping_cart where user_id=#{userId} ")
        void deleteByUserId(Long userId);

        @Delete("delete from shopping_cart where id =#{id}")
        void deleteOne(Long id);

        /**
         * 批量插入购物车数据
         *
         * @param shoppingCartList
         */
        void insertBatch(List<ShoppingCart> shoppingCartList);

}
